pfSense

Fix #7976: Do not add button value to gettext

Do not show Serial when it's empty

Helped make the ajax more robust to check for non json return types

Revert "Added JSON checks for widgets to prevent parsing errors."

This reverts commit e63aee854214c93fd0cba71f7023c194942c1ca9.

Added JSON checks for widgets to prevent parsing errors.

(cherry picked from commit 63f686bde3e95eed8d2223d00e5f6403a5ef2d4c)

xmlrpc, webgui, prevent that a xmlrpc.lock is placed that is never unlocked, thus hanging php and the webgui after a few more sync request are trying to acquire the lock and all are waiting..

(cherry picked from commit 8239af2dc167fd865818a29b4e01d7e464d564d3)

Remove no-op code

See https://redmine.pfsense.org/issues/7889 for related discussion

(cherry picked from commit 401e2ac783756e22ab738d28c0f170455f00e2ff)

Remove no-op code

See https://redmine.pfsense.org/issues/7889 for related discussion

(cherry picked from commit cbbb8fdb62fc75bfac28b26a867ceceee982b5aa)

Fixed #7896
2.3 is slightly different than 2.4 with different variables so this
fix is different than the 2.4 version.

roll back for 2_3 for picture widget